/// <summary>
/// Post-Request processing
/// </summary>
/// <param name="context">type: IOwinContext</param>
private void EndRequest(IOwinContext context)
{
if (HttpContext.Current == null)
{
return;
}
var startTime = ItemDecorator.GetInspectorInstance()[ItemDecorator.RequestStartTime];
if (startTime != null
//// ignore non-user pings
&& TelemetryState.IsTelemetryEnabledUserAgent()
//// ignore requests to specific paths
&& TelemetryState.IsTelemetryEnabledRequestPath()
//// ignore requests to specific extensions
&& TelemetryState.IsTelemetryEnabledRequestExtension()
//// make sure the portal is configured
&& this.IsPortalConfigured())
{
var requestStartTime = (DateTime)startTime;
var elapsedTime = DateTime.UtcNow - requestStartTime;
MdmMetrics.RequestExecutionTimeMetric.LogValue((long)elapsedTime.TotalMilliseconds);
var ag = PerformanceAggregateLogger.GetPerformanceAggregate();
if (ag != null)
{
PerformanceEventSource.Log.PerformanceAggregate(ag, elapsedTime);
}
}
}
protected string ElapsedTime()
{
try
{
if (this.HttpContext == null)
{
return(string.Empty);
}
if (this.OwinContext == null || this.OwinContext.Get <RequestElapsedTimeContext>() == null)
{
var inspector = ItemDecorator.GetInspectorInstance(this.HttpContextBase);
var startTime = inspector[ItemDecorator.RequestStartTime];
if (startTime != null)
{
var requestStartTime = (DateTime)startTime;
return((DateTime.UtcNow - requestStartTime).TotalMilliseconds.ToString(CultureInfo.InvariantCulture));
}
return(string.Empty);
}
else
{
return(this.OwinContext.Get <RequestElapsedTimeContext>().ElapsedTime().ToString());
}
}
catch
{
// eat exception expecting it to possibly happen in scenarios without context
// i.g., background worker threads
return(string.Empty);
}
}
